Perhaps you should try some spelling variations:
developpement roads » development roads, developpement dans, developpement sans
wages compensation » based compensation, workers compensation, labor compensation
du developpement » de developpement, le developpement, et developpement
technology 1 » technology _
1 innovation » 2 innovation, 3 innovation, 4 innovation
roads africa » goals africa, loans africa, towards africa

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: technology 1 innovation ((4 time) OR (3 time)) wages compensation _ du developpement roads africa.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "technology 1 innovation ((4 time) OR (3 time)) wages compensation _ du developpement roads africa.*".